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Phone BlackBerry 7750 BlackBerry Curve 8300 Samsung Galaxy Ring / Prevail 2
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? ? 4" diag.
5 : 3
Display Resolution & Type 240 x 240 pixels
LCD (Color)
320 x 240 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz
Battery ? ? 1,750 mAh
Processor ? ? 1.4 GHz Qualcomm Snapdragon S2 MSM8655
RAM ? ? 1 GB
Storage ? raw hardware ? raw hardware 4 GB
Main Camera - 2 megapixel 5 megapixel
Wide Camera - - -
Tele Camera - - -
Video Capture - - 720p HD
Front Camera - - 1 megapixel
Weight 5.01 oz
(142g)
3.92 oz
(111g)
3.4 oz
(96g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.2" x 2.36" x 0.61"
(107 x 60 x 15.5 mm)
4.83" x 2.48" x 0.47"
(123 x 63 x 11.9 mm)
Platform / OS BlackBerry OS BlackBerry OS Android
Network Bands

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

Data Technology 1xRTT EDGE EVDO rA
Features 
Accessibility
Hearing Aid Compatible - - Yes
TTY/TDD (Digital) Yes Yes Yes
Alerts
Ringer Profiles Yes Yes -
Connectivity
Bluetooth - Yes Yes
USB Yes Yes Yes
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
Input
Side Keys Yes Yes Yes
Text Keyboard, Hardware Yes Yes -
Touch Screen - - Yes
Memory
Memory Card Slot - Yes Yes
Music
Headphone Jack (3.5mm) - Yes Yes
Photo & Video
DLNA - - Yes
Voice
Push-To-Talk - Yes * -
Speaker Phone - Yes Yes
  * Some versions only
  BlackBerry 7750 BlackBerry Curve 8300 Samsung Galaxy Ring / Prevail 2
  X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 BlackBerry Curve 8300 Samsung Galaxy Ring / Prevail 2

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